{"id":44072,"date":"2026-06-20T09:01:13","date_gmt":"2026-06-20T00:01:13","guid":{"rendered":"https:\/\/blog.agentsoft.co.kr\/index.php\/2026\/06\/20\/44072\/"},"modified":"2026-06-20T09:01:13","modified_gmt":"2026-06-20T00:01:13","slug":"%ea%b3%a0%eb%b6%84%ec%9e%90%ed%95%a9%ec%84%b1%ec%8b%a4%ed%97%98-%ed%8f%b4%eb%a6%ac%eb%b9%84%eb%8b%90%ec%95%8c%ec%bd%94%ec%98%ac-%ed%95%a9%ec%84%b1-a-%eb%b3%b4%ea%b3%a0%ec%84%9c","status":"publish","type":"post","link":"https:\/\/blog.agentsoft.co.kr\/index.php\/2026\/06\/20\/44072\/","title":{"rendered":"\uace0\ubd84\uc790\ud569\uc131\uc2e4\ud5d8 – \ud3f4\ub9ac\ube44\ub2d0\uc54c\ucf54\uc62c \ud569\uc131 A+ \ubcf4\uace0\uc11c"},"content":{"rendered":"

<\/p>\n

\ubaa9\ucc28<\/strong><\/p>\n

1. \uc2e4\ud5d8 \ub0a0\uc9dc \ubc0f \uc81c\ubaa9
\n2. \uc2e4\ud5d8 \ubaa9\uc801
\n3. \uc6d0\ub9ac (\uc774\ub860)
\n4. \uc2e4\ud5d8 \uae30\uad6c \ubc0f \uc2dc\uc57d
\n5. \uc2e4\ud5d8 \ubc29\ubc95
\n6. \uacb0\uacfc
\n7. \uace0\ucc30<\/p>\n

\ubcf8\ubb38\ub0b4\uc6a9<\/strong><\/p>\n

\u25a1 Poly vinyl Alcohol(PVA)\uc774\ub780?
\n \ud3f4\ub9ac\ube44\ub2d0 \uc54c\ucf54\uc62c(PVA)\uc740 \ubb3c\uc5d0 \ub179\ub294 \uc911\ud569\uccb4\uc774\ub2e4. \uc774\ub294 vinyl-alcohol\uc774\ub77c\uace0\ub3c4 \ud55c\ub2e4. \ube44\ub2d0\uc54c\ucf54\uc62c(CH2=CHOH)\uc740 \ub300\uae30 \uc911\uc5d0\uc11c \uc54c\ub370\ud558\uc774\ub4dc(Aldehyde)\uc640 \uc54c\ucf54\uc62c(Alcohol)\ub85c \uac00\uc5ed\uc801\uc73c\ub85c \ubcc0\ud654\ud558\uae30 \ub54c\ubb38\uc5d0, \ube44\ub2d0\uc54c\ucf54\uc62c\ub85c \ubc14\ub85c PVA\ub97c \uc911\ud569\ud558\uc5ec \uc81c\uc870\ud560 \uc218\ub294 \uc5c6\ub2e4. \ub300\uc2e0 \ube44\ub2d0\uc544\uc138\ud14c\uc774\ud2b8(Vinyl acetate)\ub85c \ub77c\ub514\uce7c \uc911\ud569\ud558\uc5ec \ud3f4\ub9ac\ube44\ub2d0\uc544\uc138\ud14c\uc774\ud2b8(Polyvinyl acetate, PVAc)\ub97c \uc5bb\uc740 \ud6c4 \uc774\ub97c \uac00\uc218\ubd84\ud574 \ud558\uac70\ub098 \uc54c\ucf54\uc62c\uc744 \ucca8\uac00\ud558\uc5ec alcoholysis \ud558\uc5ec \uc0dd\uc0b0\ud55c\ub2e4. PVAc\uc5d0\uc11c PVA\ub85c \uc804\ud658\ud558\ub294 \ubc18\uc751\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uac00\uc218\ubd84\ud574\ub77c\uace0 \ud55c\ub2e4. \ub300\uccb4\uc801\uc73c\ub85c \uc218\uc0b0\uae30 \ub54c\ubb38\uc5d0 \uce5c\uc218\uc131\uc744 \ubcf4\uc774\uba70 DMSO, NMP\uc640 \uac19\uc740 \uc77c\ubd80 \uadf9\uc131\uc720\uae30\uc6a9\ub9e4\ub97c \uc81c\uc678\ud558\uba74 \ub179\uc77c \uc218 \uc788\ub294 \uc720\uae30 \uc6a9\ub9e4\uac00 \uc5c6\ub2e4. \ubd84\uc790\uad6c\uc870\uac00 \ud0c4\uc18c 2\uac1c \ub2f9 \uc218\uc0b0\uae30 \ud558\ub098\uac00 \ubd99\uc5b4\uc788\ub294 \uac04\ub2e8\ud55c \ud615\ud0dc\ub85c \uc874\uc7ac\ud558\ub098, \uc624\ub298\ub0a0 PVA\ub294 \ubd84\uc790\ub7c9\uacfc \uac00\uc218\ubd84\ud574\ub3c4\uc5d0 \ub530\ub77c \ub2e4\uc591\ud55c \uc885\ub958\ub3c4 \uc2dc\ud310\ub418\uace0 \uc788\ub2e4. \uc2e4\uc81c\ub85c\ub294 \uac80\ud654\ub3c4\uc5d0 \ub530\ub77c 99% \uac00\uc218\ubd84\ud574\ub418\uc5c8\uac70\ub098 10~20%\uac00 \uac00\uc218\ubd84\ud574 \ub418\uc9c0 \uc54a\uc740 \uc0c1\ud0dc\ub85c \ud310\ub9e4\ub41c\ub2e4. <\/p>\n

\u25a1 PVA \uc911\ud569
\n \uc2e4\uc81c PVA \uc911\ud569\uc5d0 \uc788\uc5b4\uc11c\ub294 PVA\ub294 PVAc\ub97c \uba54\ud0c4\uc62c \uc6a9\uc561 \uc911\uc5d0\uc11c \uc54c\uce7c\ub9ac \ub610\ub294 \uc0b0\uc744 \ucd09\ub9e4\ub85c\ud558\uc5ec \uc5d0\uc2a4\ud14c\ub974 \uad50\ud658\ubc18\uc751\uc73c\ub85c \uc81c\uc870\ud55c\ub2e4. \uc54c\uce7c\ub9ac \ucd09\ub9e4\ub97c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0\uc5d0\ub294 \uc544\ub798\uc758 \ubc18\uc751\ucc98\ub7fc \ucd08\uc0b0\uba54\ud2f8\uc744 \uc0dd\uc131\ud558\uc5ec NaOH\ub97c \uc18c\ube44\ud55c\ub2e4. \ub610\ud55c PVAc\ub294 NaOH\uc5d0 \uc758\ud574 \uc9c1\uc811 \uac80\ud654\ubc18\uc751\uc744 \uc77c\ud06c\ud0a4\uae30\ub3c4 \ud55c\ub2e4. <\/p>\n

\uba54\ud0c4\uc62c \uc911\uc5d0\uc11c \uc54c\uce7c\ub9ac \ucd09\ub9e4\ub97c \uc0ac\uc6a9\ud558\uc5ec PVA\ub97c \ud569\uc131\ud558\ub294 \uacbd\uc6b0\uc5d0\ub294 [\uadf8\ub9bc 1, 2, 3]\uc758 \uac01 \ubc18\uc751\uc774 \uc77c\uc5b4\ub098\ub294 \ube44\uc728\uc740 \ubc18\uc751\uc870\uac74\uc5d0 \uc758\uc874\ud55c\ub2e4. \ud2b9\ud788 \ubb3c\uc744 \uc544\uc8fc \uc801\uac8c \ud3ec\ud568\ud558\ub294 \uc870\uac74\uc5d0\uc11c\ub294 [\uadf8\ub9bc 1]\uc758 \ubc18\uc751\uc774 \uc8fc\ub85c \uc77c\uc5b4\ub098\uace0 [\uadf8\ub9bc 2, 3]\uc758 \ubc18\uc751\uc740 \uac70\uc758 \uc77c\uc5b4\ub098\uc9c0 \uc54a\ub294\ub2e4. \ub530\ub77c\uc11c NaOH\uc758 \uc591\uc774 PVAc\uc758 \ub2e8\ub7c9\uccb4 \ub2e8\uc704\uc758 \ub2f9\ub7c9 \uc774\ud558\uc5d0\uc11c\ub294 [\uadf8\ub9bc 1]\uc758 \ubc18\uc751\uc774 \uc798 \uc77c\uc5b4\ub09c\ub2e4. \ubb3c\uc744 \ub9ce\uc774 \ud3ec\ud568\ud558\uac8c \ub418\uba74 [\uadf8\ub9bc 1, 2, 3]\uc758 \ubc18\uc751\uc774 \ud568\uaed8 \uc77c\uc5b4\ub098 NaOH\uac00 \uc18c\ube44\ub41c\ub2e4.<\/p>\n

\ucd9c\ucc98 : \ud574\ud53c\ucea0\ud37c\uc2a4<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\ubaa9\ucc28 1. \uc2e4\ud5d8 \ub0a0\uc9dc \ubc0f \uc81c\ubaa9 2. \uc2e4\ud5d8 \ubaa9\uc801 3. \uc6d0\ub9ac (\uc774\ub860) 4. \uc2e4\ud5d8 \uae30\uad6c \ubc0f \uc2dc\uc57d 5. \uc2e4\ud5d8 \ubc29\ubc95 6. \uacb0\uacfc 7. \uace0\ucc30 \ubcf8\ubb38\ub0b4\uc6a9 \u25a1 Poly vinyl Alcohol(PVA)\uc774\ub780? \ud3f4\ub9ac\ube44\ub2d0 \uc54c\ucf54\uc62c(PVA)\uc740 \ubb3c\uc5d0 \ub179\ub294 \uc911\ud569\uccb4\uc774\ub2e4. \uc774\ub294 vinyl-alcohol\uc774\ub77c\uace0\ub3c4 \ud55c\ub2e4. \ube44\ub2d0\uc54c\ucf54\uc62c(CH2=CHOH)\uc740 \ub300\uae30 \uc911\uc5d0\uc11c \uc54c\ub370\ud558\uc774\ub4dc(Aldehyde)\uc640 \uc54c\ucf54\uc62c(Alcohol)\ub85c \uac00\uc5ed\uc801\uc73c\ub85c \ubcc0\ud654\ud558\uae30 \ub54c\ubb38\uc5d0, \ube44\ub2d0\uc54c\ucf54\uc62c\ub85c \ubc14\ub85c PVA\ub97c \uc911\ud569\ud558\uc5ec \uc81c\uc870\ud560 \uc218\ub294 \uc5c6\ub2e4. \ub300\uc2e0 \ube44\ub2d0\uc544\uc138\ud14c\uc774\ud2b8(Vinyl acetate)\ub85c […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[54804,4713,54803,54802],"class_list":["post-44072","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-pva--","tag-4713","tag-54803","tag-54802"],"_links":{"self":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts\/44072","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/comments?post=44072"}],"version-history":[{"count":0,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts\/44072\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/media?parent=44072"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/categories?post=44072"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/tags?post=44072"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}